Question

Create a formula for the points (1,5)
, (2,7)
, (3,9)
, and (4,11)
.(1 point)
Responses

y=2x+3

y equals 2 x plus 3

y=2x−3

y equals 2 x minus 3

y=−2x−3

y equals negative 2 x minus 3

y=−2x+3

y equals negative 2 x plus 3

Answer 1

y = 2x + 3

Slope = (7−5)/(2−1) = 2, and plugging x=1 gives y = 2(1)+b = 5 → b = 3, so y = 2x + 3.